Indeed, a municipal law had made provisions for imposing rules on location, drilling and well operations and gas. These provisions were contrary to the law of the State of Ohio.

In its judgment of 17 February 2015, the state Supreme Court considers that this is enough to make the first non-compliant text of the Constitution because it is not possible for a local authority to exercise normative power by contradicting a state standard.

The stakes are certainly legal and lies in the implementation of the hierarchy of norms. But it is also political: in energy, due to the power of the operators, which is most likely not to be captured by the sector? The political power of the state or the political power of municipalities?

As suggested by one of the judges, must be taken into consideration which of the two powers depends most operators in the financing of campaigns.

Factual and determinant consideration, specific element of the US, an element which Kelsen couldn't think .....